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Series: ASM Handbook
Volume: 23
Publisher: ASM International
Published: 01 June 2012
DOI: 10.31399/asm.hb.v23.a0005674
EISBN: 978-1-62708-198-6
... Abstract Titanium and its alloys have been used extensively in a wide variety of implant applications, such as artificial heart pumps, pacemaker cases, heart valve parts, and load-bearing bone or hip joint replacements or bone splints. This article discusses the properties of titanium and its...
Series: ASM Handbook
Volume: 23
Publisher: ASM International
Published: 01 June 2012
DOI: 10.31399/asm.hb.v23.a0005660
EISBN: 978-1-62708-198-6
.... A discussion on natural materials, nanomaterials, and stem cells is also provided. The article concludes with examples of biomaterials applications, such as endovascular devices, knee implants, and neurostimulation. biocompatibility biomaterials cardiac pacemakers cardiovascular applications ceramics...
Series: ASM Handbook
Volume: 11A
Publisher: ASM International
Published: 30 August 2021
DOI: 10.31399/asm.hb.v11A.a0006811
EISBN: 978-1-62708-329-4
.... The conclusion of this article presents several case studies illustrating the various failure modes discussed throughout. bone plates bone screws cardiovascular implants corrosion failure analysis fracture orthopedic implants surgical tools wear History and Benefits The United States Food...
Series: ASM Handbook
Volume: 23
Publisher: ASM International
Published: 01 June 2012
DOI: 10.31399/asm.hb.v23.a0005680
EISBN: 978-1-62708-198-6
... couplings to the coil. In addition, the battery and circuitry are enclosed in a titanium case that is hermetically sealed using pulsed Nd:YAG laser welding. Fig. 17 Welded components in a pacemaker. RMW, resistance microwelds; LMW, laser microwelds Nitinol Microscopic Forceps Recently...
Series: ASM Handbook
Volume: 23
Publisher: ASM International
Published: 01 June 2012
DOI: 10.31399/asm.hb.v23.a0005659
EISBN: 978-1-62708-198-6
... cases, the risk factor for a device may be high but acceptable when the device represents a unique way to preserve a patient's ability to maintain an acceptable lifestyle. Biocompatibility/Biological Response Biocompatibility implies that the local or systemic response does not impair the device...
Series: ASM Handbook
Volume: 23
Publisher: ASM International
Published: 01 June 2012
DOI: 10.31399/asm.hb.v23.a0005667
EISBN: 978-1-62708-198-6
... material. This response can be influenced by many factors, such as the material type or its shape, surface, and bulk material properties. Broadly, biocompatibility is the term given to the ability of a material (in this case, a polymer) to be considered safe in a biological context, such as for contact...
Series: ASM Handbook
Volume: 4C
Publisher: ASM International
Published: 09 June 2014
DOI: 10.31399/asm.hb.v04c.a0005858
EISBN: 978-1-62708-167-2
... heat is perceived. If this is the case of the thermal field of a fire, the same principle applies to EMFs. Exposure to EMFs depends on: Characteristics of the field source Presence or absence of means of protection (individual or collective) Distance from the field source...
Series: ASM Handbook
Volume: 4C
Publisher: ASM International
Published: 09 June 2014
DOI: 10.31399/asm.hb.v04c.a0005868
EISBN: 978-1-62708-167-2
... with the drive sprocket on either side of the machine. Pins may be hardened either by induction through heating and quenching, or by case hardening. Fig. 1 Typical undercarriage components that are induction hardened Because each undercarriage assembly contains a number of links, pins, and bushings...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003140
EISBN: 978-1-62708-199-3
... heart pumps, pacemaker cases, heart-valve parts, and load-bearing bone or hip-joint replacements or bone splints. (In general, body fluids are chloride brines that have pH values from 7.4 into the acidic range and also contain a variety of organic acids and other components—media to which titanium...
Series: ASM Handbook
Volume: 23
Publisher: ASM International
Published: 01 June 2012
DOI: 10.31399/asm.hb.v23.a0005682
EISBN: 978-1-62708-198-6
... were confined to specific parts, such as hip cup shells, dental crown and bridges, endosseous dental implants, pacemaker cases, and heart valve cages ( Ref 18 ). To improve the strength for load-bearing applications such as total joint replacements, the alloy Ti-6Al-4V ELI (ASTM F136, the extra-low...
Series: ASM Handbook
Volume: 23
Publisher: ASM International
Published: 01 June 2012
DOI: 10.31399/asm.hb.v23.a0005668
EISBN: 978-1-62708-198-6
... that is to be simulated. In many cases, a commercially available machine may be adapted relatively easily to the requirements of biomaterials testing (i.e., liquid sample submersion, heating to body temperature, etc.). Test Configurations The most commonly used configuration for testing biomaterials is the pin...
Book Chapter

By Matthew Donachie
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003168
EISBN: 978-1-62708-199-3
..., and so on—where hard tissue (bony structures) must be repaired or replaced. Metals also find application as stents (in angioplasty), leads and cases (in pacemakers), and surgical clips or staples. Dental applications of metals center around amalgam or gold to repair cavities or replace broken teeth...
Series: ASM Handbook
Volume: 6A
Publisher: ASM International
Published: 31 October 2011
DOI: 10.31399/asm.hb.v06a.a0005635
EISBN: 978-1-62708-174-0
... equipment maintenance, pinch points should be blocked to prevent them from closing in case of equipment failure. In very hazardous situations, an observer should be stationed to prevent the power from being turned on during maintenance. The topic of the protection of personnel servicing automatic equipment...
Series: ASM Handbook
Volume: 2
Publisher: ASM International
Published: 01 January 1990
DOI: 10.31399/asm.hb.v02.a0001080
EISBN: 978-1-62708-162-7
... Hip- and knee-joint prostheses, bone plates, screws and nails for fractures, pacemaker housings, heart valves, instruments, dentures, hearing aids, high-speed centrifugal separators for blood, wheelchairs, insulin pumps Deep drilling Drill pipes, riser pipes, production tubulars, casing liners...
Series: ASM Handbook
Volume: 11A
Publisher: ASM International
Published: 30 August 2021
DOI: 10.31399/asm.hb.v11A.9781627083294
EISBN: 978-1-62708-329-4
Series: ASM Handbook
Volume: 23
Publisher: ASM International
Published: 01 June 2012
DOI: 10.31399/asm.hb.v23.a0005654
EISBN: 978-1-62708-198-6
... dimensions due to patient anatomy. Each of these potential problems has a profound effect on the material out of which a device may be made, which is not the case for materials used for other engineering applications. Additionally, since these materials are placed in a living, changing biological system...
Series: ASM Handbook
Volume: 6
Publisher: ASM International
Published: 01 January 1993
DOI: 10.31399/asm.hb.v06.a0001487
EISBN: 978-1-62708-173-3
... level, safety rails or lines must be provided to prevent falls as a result of restricted vision from eye protection devices. Safety lines and harnesses can be helpful to restrict workers to safe areas, and to catch them in case of a fall. Unexpected events, such as fire and explosions, do occur...
Series: ASM Handbook
Volume: 2
Publisher: ASM International
Published: 01 January 1990
DOI: 10.31399/asm.hb.v02.a0001107
EISBN: 978-1-62708-162-7
... environments Blood centrifuge, pacemaker components, surgical instruments, implant components, lab ware Specific properties of ceramics compared with other materials are discussed in the section “Properties and Applications of Structural Ceramics” in this article. The text by Kingery ( Ref 1...
Series: ASM Handbook
Volume: 13C
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v13c.a0004208
EISBN: 978-1-62708-184-9
..., and limitations on device dimensions due to patient anatomy. Each of these potential problems has a profound effect on the material out of which a device may be made, which is not the case for materials used for other engineering applications. Additionally, since these materials are placed in a living, changing...
Series: ASM Handbook
Volume: 18
Publisher: ASM International
Published: 31 December 2017
DOI: 10.31399/asm.hb.v18.a0006404
EISBN: 978-1-62708-192-4
... that failure of some implants is attributed to corrosive wear, the earlier focus had been mainly on articulating implants used in orthopaedics. In fact, implants ranging from cochlear implants, cardiovascular implants, dental implants, pacemakers, and lumbar disc replacements to more articulating hip and knee...